524086121 has 4 divisors (see below), whose sum is σ = 564400452. Its totient is φ = 483771792.

The previous prime is 524086111. The next prime is 524086151. The reversal of 524086121 is 121680425.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 220106896 + 303979225 = 14836^2 + 17435^2 .

It is a cyclic number.

It is not a de Polignac number, because 524086121 - 2¹⁴ = 524069737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (524086111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20157146 + ... + 20157171.

It is an arithmetic number, because the mean of its divisors is an integer number (141100113).

Almost surely, 2^524086121 is an apocalyptic number.

It is an amenable number.

524086121 is a deficient number, since it is larger than the sum of its proper divisors (40314331).

524086121 is a wasteful number, since it uses less digits than its factorization.

524086121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40314330.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 524086121 is about 22892.9273139107. The cubic root of 524086121 is about 806.2459627144.

The spelling of 524086121 in words is "five hundred twenty-four million, eighty-six thousand, one hundred twenty-one".